void Dlg_ApplyLimits(HWND hwnd) {
const int nNanosecondsPerSecond = 1000000000;
const int nMillisecondsPerSecond = 1000;
const int nNanosecondsPerMillisecond =
nNanosecondsPerSecond / nMillisecondsPerSecond;
BOOL f;
__int64 q;
SIZE_T s;
DWORD d;
// Set Basic and Extended Limits
JOBOBJECT_EXTENDED_LIMIT_INFORMATION joeli = { 0 };
joeli.BasicLimitInformation.LimitFlags = 0;
q = GetDlgItemInt(hwnd, IDC_PERPROCESSUSERTIMELIMIT, &f, FALSE);
if (f) {
joeli.BasicLimitInformation.LimitFlags |= JOB_OBJECT_LIMIT_PROCESS_TIME;
joeli.BasicLimitInformation.PerProcessUserTimeLimit.QuadPart =
q * nNanosecondsPerMillisecond / 100;
}
q = GetDlgItemInt(hwnd, IDC_PERJOBUSERTIMELIMIT, &f, FALSE);
if (f) {
joeli.BasicLimitInformation.LimitFlags |= JOB_OBJECT_LIMIT_JOB_TIME;
joeli.BasicLimitInformation.PerJobUserTimeLimit.QuadPart =
q * nNanosecondsPerMillisecond / 100;
}
s = GetDlgItemInt(hwnd, IDC_MINWORKINGSETSIZE, &f, FALSE);
if (f) {
joeli.BasicLimitInformation.LimitFlags |= JOB_OBJECT_LIMIT_WORKINGSET;
joeli.BasicLimitInformation.MinimumWorkingSetSize = s * 1024 * 1024;
s = GetDlgItemInt(hwnd, IDC_MAXWORKINGSETSIZE, &f, FALSE);
if (f) {
joeli.BasicLimitInformation.MaximumWorkingSetSize = s * 1024 * 1024;
} else {
joeli.BasicLimitInformation.LimitFlags &=~JOB_OBJECT_LIMIT_WORKINGSET;
chMB("Both minimum and maximum working set sizes must be set.\n"
"The working set limits will NOT be in effect.");
}
}
d = GetDlgItemInt(hwnd, IDC_ACTIVEPROCESSLIMIT, &f, FALSE);
if (f) {
joeli.BasicLimitInformation.LimitFlags |=
JOB_OBJECT_LIMIT_ACTIVE_PROCESS;
joeli.BasicLimitInformation.ActiveProcessLimit = d;
}
s = GetDlgItemInt(hwnd, IDC_AFFINITYMASK, &f, FALSE);
if (f) {
joeli.BasicLimitInformation.LimitFlags |= JOB_OBJECT_LIMIT_AFFINITY;
joeli.BasicLimitInformation.Affinity = s;
}
joeli.BasicLimitInformation.LimitFlags |= JOB_OBJECT_LIMIT_PRIORITY_CLASS;
switch (ComboBox_GetCurSel(GetDlgItem(hwnd, IDC_PRIORITYCLASS))) {
case 0:
joeli.BasicLimitInformation.LimitFlags &=
~JOB_OBJECT_LIMIT_PRIORITY_CLASS;
break;
case 1:
joeli.BasicLimitInformation.PriorityClass =
IDLE_PRIORITY_CLASS;
break;
case 2:
joeli.BasicLimitInformation.PriorityClass =
BELOW_NORMAL_PRIORITY_CLASS;
break;
case 3:
joeli.BasicLimitInformation.PriorityClass =
NORMAL_PRIORITY_CLASS;
break;
case 4:
joeli.BasicLimitInformation.PriorityClass =
ABOVE_NORMAL_PRIORITY_CLASS;
break;
case 5:
joeli.BasicLimitInformation.PriorityClass =
HIGH_PRIORITY_CLASS;
break;
case 6:
joeli.BasicLimitInformation.PriorityClass =
REALTIME_PRIORITY_CLASS;
break;
}
int nSchedulingClass =
ComboBox_GetCurSel(GetDlgItem(hwnd, IDC_SCHEDULINGCLASS));
if (nSchedulingClass > 0) {
joeli.BasicLimitInformation.LimitFlags |=
JOB_OBJECT_LIMIT_SCHEDULING_CLASS;
joeli.BasicLimitInformation.SchedulingClass = nSchedulingClass - 1;
}
s = GetDlgItemInt(hwnd, IDC_MAXCOMMITPERJOB, &f, FALSE);
if (f) {
joeli.BasicLimitInformation.LimitFlags |= JOB_OBJECT_LIMIT_JOB_MEMORY;
joeli.JobMemoryLimit = s * 1024 * 1024;
}
s = GetDlgItemInt(hwnd, IDC_MAXCOMMITPERPROCESS, &f, FALSE);
if (f) {
joeli.BasicLimitInformation.LimitFlags |=
JOB_OBJECT_LIMIT_PROCESS_MEMORY;
joeli.ProcessMemoryLimit = s * 1024 * 1024;
}
if (IsDlgButtonChecked(hwnd, IDC_CHILDPROCESSESCANBREAKAWAYFROMJOB))
joeli.BasicLimitInformation.LimitFlags |= JOB_OBJECT_LIMIT_BREAKAWAY_OK;
if (IsDlgButtonChecked(hwnd, IDC_CHILDPROCESSESDOBREAKAWAYFROMJOB))
joeli.BasicLimitInformation.LimitFlags |=
JOB_OBJECT_LIMIT_SILENT_BREAKAWAY_OK;
if (IsDlgButtonChecked(hwnd, IDC_TERMINATEPROCESSONEXCEPTIONS))
joeli.BasicLimitInformation.LimitFlags |=
JOB_OBJECT_LIMIT_DIE_ON_UNHANDLED_EXCEPTION;
f = g_job.SetExtendedLimitInfo(&joeli,
((joeli.BasicLimitInformation.LimitFlags & JOB_OBJECT_LIMIT_JOB_TIME)
!= 0) ? FALSE :
IsDlgButtonChecked(hwnd, IDC_PRESERVEJOBTIMEWHENAPPLYINGLIMITS));
chASSERT(f);
// Set UI Restrictions
DWORD jobuir = JOB_OBJECT_UILIMIT_NONE; // A fancy zero (0)
if (IsDlgButtonChecked(hwnd, IDC_RESTRICTACCESSTOOUTSIDEUSEROBJECTS))
jobuir |= JOB_OBJECT_UILIMIT_HANDLES;
if (IsDlgButtonChecked(hwnd, IDC_RESTRICTREADINGCLIPBOARD))
jobuir |= JOB_OBJECT_UILIMIT_READCLIPBOARD;
if (IsDlgButtonChecked(hwnd, IDC_RESTRICTWRITINGCLIPBOARD))
jobuir |= JOB_OBJECT_UILIMIT_WRITECLIPBOARD;
if (IsDlgButtonChecked(hwnd, IDC_RESTRICTEXITWINDOW))
jobuir |= JOB_OBJECT_UILIMIT_EXITWINDOWS;
if (IsDlgButtonChecked(hwnd, IDC_RESTRICTCHANGINGSYSTEMPARAMETERS))
jobuir |= JOB_OBJECT_UILIMIT_SYSTEMPARAMETERS;
if (IsDlgButtonChecked(hwnd, IDC_RESTRICTDESKTOPS))
jobuir |= JOB_OBJECT_UILIMIT_DESKTOP;
if (IsDlgButtonChecked(hwnd, IDC_RESTRICTDISPLAYSETTINGS))
jobuir |= JOB_OBJECT_UILIMIT_DISPLAYSETTINGS;
if (IsDlgButtonChecked(hwnd, IDC_RESTRICTGLOBALATOMS))
jobuir |= JOB_OBJECT_UILIMIT_GLOBALATOMS;
chVERIFY(g_job.SetBasicUIRestrictions(jobuir));
}
